package socket;

import java.io.*;
import java.net.Socket;
import java.nio.charset.StandardCharsets;
import java.util.Scanner;

/**
 * 聊天室客户端
 */
public class Client_V3 {
    private Socket socket;

    public Client_V3(){
        try {
            System.out.println("正在链接服务端...");
            socket = new Socket("localhost",8088);
            System.out.println("与服务端建立链接!");
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    public void start(){
        try {
            ServerHandler serverHandler = new ServerHandler();
            Thread t = new Thread(serverHandler);
            t.setDaemon(true);
            t.start();

            OutputStream out = socket.getOutputStream();
            OutputStreamWriter osw = new OutputStreamWriter(out, StandardCharsets.UTF_8);
            BufferedWriter bw = new BufferedWriter(osw);
            PrintWriter pw = new PrintWriter(bw,true);

            Scanner scanner = new Scanner(System.in);
            while(true) {
                String line = scanner.nextLine();
                if("exit".equals(line)){
                    break;
                }
                pw.println(line);
            }

        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                socket.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }

    }

    public static void main(String[] args) {
        Client_V3 client = new Client_V3();
        client.start();
    }

    /**
     * 该线程负责读取服务端发送过来的消息
     */
    private class ServerHandler implements Runnable{
        public void run(){
            try {
                InputStream in = socket.getInputStream();
                InputStreamReader isr = new InputStreamReader(in, StandardCharsets.UTF_8);
                BufferedReader br = new BufferedReader(isr);
                String line;
                while((line = br.readLine())!=null){
                    System.out.println(line);
                }
            } catch (IOException e) {

            }
        }
    }
}




